class HMIWindow(Gtk.Window):
def resetLabels(self):
self.bottlePositionValue.set_markup("<span weight='bold' foreground='gray33'>N/A</span>")
self.motorStatusValue.set_markup("<span weight='bold' foreground='gray33'>N/A</span>")
self.levelHitValue.set_markup("<span weight='bold' foreground='gray33'>N/A</span>")
self.processStatusValue.set_markup("<span weight='bold' foreground='gray33'>N/A</span>")
self.nozzleStatusValue.set_markup("<span weight='bold' foreground='gray33'>N/A</span>")
self.connectionStatusValue.set_markup("<span weight='bold' foreground='red'>OFFLINE</span>")
def __init__(self, address, port):
Gtk.Window.__init__(self, title="Bottle-filling factory - HMI - VirtuaPlant")
self.set_border_width(HMI_SCREEN_WIDTH)
self.client = Client(address, port=port)
elementIndex = 0
# Grid
grid = Gtk.Grid()
grid.set_row_spacing(15)
grid.set_column_spacing(10)
self.add(grid)
# Main title label
label = Gtk.Label()
label.set_markup("<span weight='bold' size='x-large'>Bottle-filling process status</span>")
grid.attach(label, 0, elementIndex, 2, 1)
elementIndex += 1
# Bottle in position label
bottlePositionLabel = Gtk.Label("Bottle in position")
bottlePositionValue = Gtk.Label()
grid.attach(bottlePositionLabel, 0, elementIndex, 1, 1)
grid.attach(bottlePositionValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Nozzle status label
nozzleStatusLabel = Gtk.Label("Nozzle Status")
nozzleStatusValue = Gtk.Label()
grid.attach(nozzleStatusLabel, 0, elementIndex, 1, 1)
grid.attach(nozzleStatusValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Motor status label
motorStatusLabel = Gtk.Label("Motor Status")
motorStatusValue = Gtk.Label()
grid.attach(motorStatusLabel, 0, elementIndex, 1, 1)
grid.attach(motorStatusValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Level hit label
levelHitLabel = Gtk.Label("Level Hit")
levelHitValue = Gtk.Label()
grid.attach(levelHitLabel, 0, elementIndex, 1, 1)
grid.attach(levelHitValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Process status
processStatusLabel = Gtk.Label("Process Status")
processStatusValue = Gtk.Label()
grid.attach(processStatusLabel, 0, elementIndex, 1, 1)
grid.attach(processStatusValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Connection status
connectionStatusLabel = Gtk.Label("Connection Status")
connectionStatusValue = Gtk.Label()
grid.attach(connectionStatusLabel, 0, elementIndex, 1, 1)
grid.attach(connectionStatusValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Run and Stop buttons
runButton = Gtk.Button("Run")
stopButton = Gtk.Button("Stop")
runButton.connect("clicked", self.setProcess, 1)
stopButton.connect("clicked", self.setProcess, 0)
grid.attach(runButton, 0, elementIndex, 1, 1)
grid.attach(stopButton, 1, elementIndex, 1, 1)
elementIndex += 1
# VirtuaPlant branding
virtuaPlant = Gtk.Label()
virtuaPlant.set_markup("<span size='small'>VirtuaPlant - HMI</span>")
grid.attach(virtuaPlant, 0, elementIndex, 2, 1)
# Attach Value Labels
self.processStatusValue = processStatusValue
self.connectionStatusValue = connectionStatusValue
self.levelHitValue = levelHitValue
self.motorStatusValue = motorStatusValue
self.bottlePositionValue = bottlePositionValue
self.nozzleStatusValue = nozzleStatusValue
self.resetLabels()
GObject.timeout_add_seconds(HMI_SLEEP, self.update_status)
def setProcess(self, widget, data=None):
try:
self.client.write(PLC_TAG_RUN, data)
except:
pass
def update_status(self):
try:
regs = self.client.readln(0x0, 17)
if regs[PLC_TAG_CONTACT] == 1:
self.bottlePositionValue.set_markup("<span weight='bold' foreground='green'>YES</span>")
else:
self.bottlePositionValue.set_markup("<span weight='bold' foreground='red'>NO</span>")
if regs[PLC_TAG_LEVEL] == 1:
self.levelHitValue.set_markup("<span weight='bold' foreground='green'>YES</span>")
else:
self.levelHitValue.set_markup("<span weight='bold' foreground='red'>NO</span>")
if regs[PLC_TAG_MOTOR] == 1:
self.motorStatusValue.set_markup("<span weight='bold' foreground='green'>ON</span>")
else:
self.motorStatusValue.set_markup("<span weight='bold' foreground='red'>OFF</span>")
if regs[PLC_TAG_NOZZLE] == 1:
self.nozzleStatusValue.set_markup("<span weight='bold' foreground='green'>OPEN</span>")
else:
self.nozzleStatusValue.set_markup("<span weight='bold' foreground='red'>CLOSED</span>")
if regs[PLC_TAG_RUN] == 1:
self.processStatusValue.set_markup("<span weight='bold' foreground='green'>RUNNING</span>")
else:
self.processStatusValue.set_markup("<span weight='bold' foreground='red'>STOPPED</span>")
self.connectionStatusValue.set_markup("<span weight='bold' foreground='green'>ONLINE</span>")
except ConnectionException:
if not self.client.connect():
self.resetLabels()
except:
raise
finally:
return True
class HMIWindow(Gtk.Window):
def resetLabels(self):
self.bottlePositionValue.set_markup(
"<span weight='bold' foreground='gray33'>N/A</span>")
self.motorStatusValue.set_markup(
"<span weight='bold' foreground='gray33'>N/A</span>")
self.levelHitValue.set_markup(
"<span weight='bold' foreground='gray33'>N/A</span>")
self.processStatusValue.set_markup(
"<span weight='bold' foreground='gray33'>N/A</span>")
self.nozzleStatusValue.set_markup(
"<span weight='bold' foreground='gray33'>N/A</span>")
self.connectionStatusValue.set_markup(
"<span weight='bold' foreground='red'>OFFLINE</span>")
def __init__(self, address, port):
Gtk.Window.__init__(self,
title="Bottle-filling factory - HMI - VirtuaPlant")
self.set_border_width(HMI_SCREEN_WIDTH)
self.client = Client(address, port=port)
elementIndex = 0
# Grid
grid = Gtk.Grid()
grid.set_row_spacing(15)
grid.set_column_spacing(10)
self.add(grid)
# Main title label
label = Gtk.Label()
label.set_markup(
"<span weight='bold' size='x-large'>Bottle-filling process status</span>"
)
grid.attach(label, 0, elementIndex, 2, 1)
elementIndex += 1
# Bottle in position label
bottlePositionLabel = Gtk.Label("Bottle in position")
bottlePositionValue = Gtk.Label()
grid.attach(bottlePositionLabel, 0, elementIndex, 1, 1)
grid.attach(bottlePositionValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Nozzle status label
nozzleStatusLabel = Gtk.Label("Nozzle Status")
nozzleStatusValue = Gtk.Label()
grid.attach(nozzleStatusLabel, 0, elementIndex, 1, 1)
grid.attach(nozzleStatusValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Motor status label
motorStatusLabel = Gtk.Label("Motor Status")
motorStatusValue = Gtk.Label()
grid.attach(motorStatusLabel, 0, elementIndex, 1, 1)
grid.attach(motorStatusValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Level hit label
levelHitLabel = Gtk.Label("Level Hit")
levelHitValue = Gtk.Label()
grid.attach(levelHitLabel, 0, elementIndex, 1, 1)
grid.attach(levelHitValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Process status
processStatusLabel = Gtk.Label("Process Status")
processStatusValue = Gtk.Label()
grid.attach(processStatusLabel, 0, elementIndex, 1, 1)
grid.attach(processStatusValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Connection status
connectionStatusLabel = Gtk.Label("Connection Status")
connectionStatusValue = Gtk.Label()
grid.attach(connectionStatusLabel, 0, elementIndex, 1, 1)
grid.attach(connectionStatusValue, 1, elementIndex, 1, 1)
elementIndex += 1
# Run and Stop buttons
runButton = Gtk.Button("Run")
stopButton = Gtk.Button("Stop")
runButton.connect("clicked", self.setProcess, 1)
stopButton.connect("clicked", self.setProcess, 0)
grid.attach(runButton, 0, elementIndex, 1, 1)
grid.attach(stopButton, 1, elementIndex, 1, 1)
elementIndex += 1
# VirtuaPlant branding
virtuaPlant = Gtk.Label()
virtuaPlant.set_markup("<span size='small'>VirtuaPlant - HMI</span>")
grid.attach(virtuaPlant, 0, elementIndex, 2, 1)
# Attach Value Labels
self.processStatusValue = processStatusValue
self.connectionStatusValue = connectionStatusValue
self.levelHitValue = levelHitValue
self.motorStatusValue = motorStatusValue
self.bottlePositionValue = bottlePositionValue
self.nozzleStatusValue = nozzleStatusValue
self.resetLabels()
GObject.timeout_add_seconds(HMI_SLEEP, self.update_status)
def setProcess(self, widget, data=None):
try:
self.client.write(PLC_RW_ADDR + PLC_TAG_RUN, data)
except:
pass
def update_status(self):
try:
regs = self.client.readln(PLC_RO_ADDR, 17)
if regs[PLC_TAG_CONTACT] == 1:
self.bottlePositionValue.set_markup(
"<span weight='bold' foreground='green'>YES</span>")
else:
self.bottlePositionValue.set_markup(
"<span weight='bold' foreground='red'>NO</span>")
if regs[PLC_TAG_LEVEL] == 1:
self.levelHitValue.set_markup(
"<span weight='bold' foreground='green'>YES</span>")
else:
self.levelHitValue.set_markup(
"<span weight='bold' foreground='red'>NO</span>")
if regs[PLC_TAG_MOTOR] == 1:
self.motorStatusValue.set_markup(
"<span weight='bold' foreground='green'>ON</span>")
else:
self.motorStatusValue.set_markup(
"<span weight='bold' foreground='red'>OFF</span>")
if regs[PLC_TAG_NOZZLE] == 1:
self.nozzleStatusValue.set_markup(
"<span weight='bold' foreground='green'>OPEN</span>")
else:
self.nozzleStatusValue.set_markup(
"<span weight='bold' foreground='red'>CLOSED</span>")
regs = self.client.readln(PLC_RW_ADDR, 17)
if regs[PLC_TAG_RUN] == 1:
self.processStatusValue.set_markup(
"<span weight='bold' foreground='green'>RUNNING</span>")
else:
self.processStatusValue.set_markup(
"<span weight='bold' foreground='red'>STOPPED</span>")
self.connectionStatusValue.set_markup(
"<span weight='bold' foreground='green'>ONLINE</span>")
except ConnectionException:
if not self.client.connect():
self.resetLabels()
except:
raise
finally:
return True